test

upload/upload.go

@@ -2,6 +2,7 @@ package upload
 
 import (
 	"archive/zip"
+	"bytes"
 	"crypto/md5"
 	"encoding/hex"
 	"encoding/json"
@@ -9,6 +10,10 @@ import (
 	"fmt"
 	"github.com/aliyun/aliyun-oss-go-sdk/oss"
 	"github.com/astaxie/beego/orm"
+	"github.com/chai2010/webp"
+	"image"
+	"image/jpeg"
+	"image/png"
 	"io"
 	"io/ioutil"
 	"mime"
@@ -488,21 +493,23 @@ func pdfThumbnail(objectPath string, file *zip.File, bucket *oss.Bucket) error {
 
 	defer fc.Close()
 
-	//var img image.Image
+	var img image.Image
 	fileSuffix := path.Ext(file.Name) //获取文件后缀
-	//switch fileSuffix {
-	//case ".png":
-	//	img, _ = png.Decode(fc)
-	//case ".jpeg":
-	//	img, _ = jpeg.Decode(fc)
-	//default:
-	//	return errors.New("image ext is not found")
-	//}
-	//
-	//var buf bytes.Buffer
-	//if err = webp.Encode(&buf, img, &webp.Options{Lossless:true}); err != nil {
-	//	return err
-	//}
+	switch fileSuffix {
+	case ".png":
+		img, _ = png.Decode(fc)
+	case ".jpeg":
+		img, _ = jpeg.Decode(fc)
+	default:
+		return errors.New("image ext is not found")
+	}
+
+	var buf bytes.Buffer
+
+	if err = webp.Encode(&buf, img, &webp.Options{Lossless:true}); err != nil {
+		return err
+	}
+	defer buf.Reset()
 
 	objectPathName := objectPath + "images/"
 
@@ -510,7 +517,6 @@ func pdfThumbnail(objectPath string, file *zip.File, bucket *oss.Bucket) error {
 	filenameOnly = strings.TrimRight(file.Name, fileSuffix)
 	filenameOnly = strings.Replace(filenameOnly, "p", "", -1)
 	fileName := fmt.Sprintf("%05s", filenameOnly) + fileSuffix
-	//defer debug.FreeOSMemory()
 	return bucket.PutObject(objectPathName+fileName, fc)
 
 }